Answer:
210 seconds.
Step-by-step explanation:
Given,
The time taken by jasmine's dessert = \(3\frac{1}{2}\) minutes,
We know that,
1 minute = 60 seconds,
Hence, the time taken by jasmine's dessert
\(= 60\times 3\frac{1}{2}\)
\(=60\times \frac{7}{2}\)
\(=\frac{420}{2}\)
\(=210\text{ seconds}\)
